8475739 has 2 divisors, whose sum is σ = 8475740. Its totient is φ = 8475738.

The previous prime is 8475721. The next prime is 8475757. The reversal of 8475739 is 9375748.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (8475721) and next prime (8475757).

It is a cyclic number.

It is not a de Polignac number, because 8475739 - 2¹⁵ = 8442971 is a prime.

It is a super-2 number, since 2×8475739² = 143676303192242, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8475695 and 8475704.

It is not a weakly prime, because it can be changed into another prime (8475769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4237869 + 4237870.

It is an arithmetic number, because the mean of its divisors is an integer number (4237870).

Almost surely, 2^8475739 is an apocalyptic number.

8475739 is a deficient number, since it is larger than the sum of its proper divisors (1).

8475739 is an equidigital number, since it uses as much as digits as its factorization.

8475739 is an evil number, because the sum of its binary digits is even.

The product of its digits is 211680, while the sum is 43.

The square root of 8475739 is about 2911.3122470803. The cubic root of 8475739 is about 203.8884033357. Note that the first 3 decimals are identical.

Subtracting 8475739 from its reverse (9375748), we obtain a palindrome (900009).

The spelling of 8475739 in words is "eight million, four hundred seventy-five thousand, seven hundred thirty-nine".